TM 5-3810-294-34
Key to fig. 6-1
1. Nut
22. Washer
43.
64. Nut
2. Nut
23. Capscrew
44. Nut
65. Washer
3. Washer
24. Washer
45. Rod
66. Spring
4. Spring
25. Washer
46. Nut
67. Washer
5. Washer
26. Spacer
47. Pin
68. Nut
6. Nut
27. Washer
48. Nut
69. Nut
7. Washer
28. Nut
49. Washer
70. Nut
8. Lever
29. Washer
50. Lever
71. Nut
9. Capscrew
30. Front drum pawl
51. Washer
72. Washer
10. Key (2)
31. Washer
52. Nut
73. Spring
11. Shaft
32. Capscrew
53. Cotter pin
74. Washer
12. Washer
33. Rod
54. Nut
75. Boom hoist pawl
13. Spring
34. Rod
55. Nut
76. Washer (2)
14. Washer
35. Rod
56. Washer
77. Cotter pin
15. Nut
36. Rod
57. Spring
78. Washer
16. Nut
37. Nut
58. Washer
79. Spring
17. Washer
38. Pin
59. Capscrew
80. Washer
18. Spacer
39. Clevis
60. Key (2)
81. Nut
19. Washer
40. Cotter pin
61. Shaft
82. Nut
20. Washer
41. Capscrew
62. Lever
6.2. Replacement
6.3-. Adjustment
Refer to figure 6-1 and replace any faulty component of
Adjust pawl linkages as described in TM 5-3810-294-20 before
the hand operated pawls or swing linkages.
returning machine to service.
Section II. REPAIR OF AUTOMATIC PLANETARY BOOM HOIST PAWLS
6-4. Description
automatic pawls, preventing the clutch drum from turning with the
The planetary pawl friction shoes (fig. 6-2) constantly
boom hoist drum. This forces the boom down under power,
take positions determined by the direction of rotation of
through planetary pinions, rather than allowing the boom to be
the boom hoist clutch drum. While the boom is being
lowered by gravity.
lowered, the friction shoes engage
6-3
